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Finding the Fourth Proportional to 531,703.04, 733,729.92 and 293,239.04

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Solution

The fourth proportional to 531,703.04, 733,729.92 and 293,239.04 is: 404,658.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,703.04 : 733,729.92 = 293,239.04 : x
  2. Step 2: Convert to fraction form
    531,703.04/733,729.92 = 293,239.04/x
  3. Step 3: Cross multiply
    531,703.04x = 733,729.92 × 293,239.04
  4. Step 4: Simplify right side
    531,703.04x = 215,158,257,360.08
  5. Step 5: Solve for x
    x = 215,158,257,360.08/531,703.04
  6. Step 6: Final answer
    x = 404,658.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.